> > is this calling some > > other filesystem's vnode operation? > > Yes. VOP_READ is a "macro" that calls the read function for the filesystem > of the vnode is takes as an argument. So ... I believe read() in arla works like: - Fetch a file from AFS to cache. - Read /usr/arla/cache with ufs vn_read(). Is this correct? -- Concentration .. Naomaru Itoi